2020年6月22日
1019 General Palindromic Number
摘要： A number that will be the same when it is written forwards or backwards is known as a Palindromic Number. For example, 1234321 is a palindromic number 阅读全文
posted @ 2020-06-22 18:00 Veritas_des_Liberty 阅读(195) 评论(0) 推荐(0)
1020 Tree Traversals
摘要： Suppose that all the keys in a binary tree are distinct positive integers. Given the postorder and inorder traversal sequences, you are supposed to ou 阅读全文
posted @ 2020-06-22 17:09 Veritas_des_Liberty 阅读(179) 评论(0) 推荐(0)